Re: Multiple tables refer to one -To use foreign keys or not?
From: Adriano Varoli Piazza <moranar_at_gmail.com>
Date: Sun, 1 Jun 2008 06:47:26 -0700 (PDT)
Message-ID: <1d9335bf-1346-4e76-a154-c9ff1caf60d1_at_w7g2000hsa.googlegroups.com>
Date: Sun, 1 Jun 2008 06:47:26 -0700 (PDT)
Message-ID: <1d9335bf-1346-4e76-a154-c9ff1caf60d1_at_w7g2000hsa.googlegroups.com>
On 1 jun, 00:13, "Tony Toews [MVP]" <tto..._at_telusplanet.net> wrote:
> Adriano Varoli Piazza <mora..._at_gmail.com> wrote:
>
> >We have an "attachments" table, which can refer to "works_of_art",
> >"people", "reproductions" (Let's say, more than three tables). So a
> >work of art can have attachments, a person can have a different
> >attachment, etc.
>
> What is an attachment? I can understand the works of art, people and reproductions
> but I don't know what you mean by attachment.
>
Saludos
Adriano
Received on Sun Jun 01 2008 - 15:47:26 CEST